AU519926B2 - Selective conversion of 20-methylpregna-3,5,20(21)-triene- 3,21-diol-diacetate to 3-oxo-20-methylpregna-4,20(21)-diene -21-yl-acetate - Google Patents

Selective conversion of 20-methylpregna-3,5,20(21)-triene- 3,21-diol-diacetate to 3-oxo-20-methylpregna-4,20(21)-diene -21-yl-acetate

Info

Publication number: AU519926B2
Authority: AU; Australia
Prior art keywords: methylpregna; triene; diacetate; diene; diol
Prior art date: 1978-03-27
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Ceased

Application number

AU45094/79A

Other versions

AU4509479A (en

Inventor

Leroy O. Krbechek

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Henkel Corp

Original Assignee

Henkel Corp

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1978-03-27

Filing date

1979-03-14

Publication date

1982-01-07

1979-03-14 Application filed by Henkel Corp filed Critical Henkel Corp

1979-10-04 Publication of AU4509479A publication Critical patent/AU4509479A/en

1982-01-07 Application granted granted Critical

1982-01-07 Publication of AU519926B2 publication Critical patent/AU519926B2/en

1995-03-14 Anticipated expiration legal-status Critical

Status Ceased legal-status Critical Current

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J9/00—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of more than two carbon atoms, e.g. cholane, cholestane, coprostane

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Health & Medical Sciences (AREA)
General Health & Medical Sciences (AREA)
Steroid Compounds (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Cephalosporin Compounds (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

AU45094/79A 1978-03-27 1979-03-14 Selective conversion of 20-methylpregna-3,5,20(21)-triene- 3,21-diol-diacetate to 3-oxo-20-methylpregna-4,20(21)-diene -21-yl-acetate Ceased AU519926B2 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US05/890,101 US4171317A (en)	1978-03-27	1978-03-27	Selective conversion of 20-methylpregna-3,5,20(21)-triene-3,21-diol-diacetate to 3-oxo-20-methylpregna-4,20(21)-diene-21-yl-acetate
US890101		1978-03-27

Publications (2)

Publication Number	Publication Date
AU4509479A AU4509479A (en)	1979-10-04
AU519926B2 true AU519926B2 (en)	1982-01-07

Family

ID=25396258

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AU45094/79A Ceased AU519926B2 (en)	1978-03-27	1979-03-14	Selective conversion of 20-methylpregna-3,5,20(21)-triene- 3,21-diol-diacetate to 3-oxo-20-methylpregna-4,20(21)-diene -21-yl-acetate

Country Status (14)

Country	Link
US (1)	US4171317A (en)
EP (1)	EP0004430B1 (en)
JP (1)	JPS54128562A (en)
AU (1)	AU519926B2 (en)
BR (1)	BR7901823A (en)
CA (1)	CA1134347A (en)
DE (1)	DE2961588D1 (en)
DK (1)	DK67479A (en)
ES (1)	ES478942A1 (en)
FI (1)	FI67387C (en)
HU (1)	HU179192B (en)
IE (1)	IE48094B1 (en)
NO (1)	NO153574C (en)
NZ (1)	NZ189557A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4272444A (en) *	1980-08-14	1981-06-09	Eastman Kodak Company	Dehydroformylation of steroidal aldehydes

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2601287A (en) *	1949-08-18	1952-06-24	Upjohn Co	Partial synthesis of progesterone
US2595596A (en) *	1951-01-25	1952-05-06	Upjohn Co	Steroid 20-21 enol acetates
GB1012794A (en) *	1962-05-11	1965-12-08	Thomas Dudley Threadgold	New steroids and methods of producing same
US3320289A (en) *	1964-03-19	1967-05-16	Merck & Co Inc	16-fluoro-androstenes and estrenes containing a 17-unsaturated halogenated hydrocarbon side chain

1978
- 1978-03-27 US US05/890,101 patent/US4171317A/en not_active Expired - Lifetime
1979
- 1979-02-02 NZ NZ189557A patent/NZ189557A/en unknown
- 1979-02-16 DK DK67479A patent/DK67479A/en not_active Application Discontinuation
- 1979-02-21 JP JP1853379A patent/JPS54128562A/en active Granted
- 1979-03-01 NO NO790690A patent/NO153574C/en unknown
- 1979-03-09 EP EP79300366A patent/EP0004430B1/en not_active Expired
- 1979-03-09 DE DE7979300366T patent/DE2961588D1/en not_active Expired
- 1979-03-14 AU AU45094/79A patent/AU519926B2/en not_active Ceased
- 1979-03-21 FI FI790962A patent/FI67387C/en not_active IP Right Cessation
- 1979-03-23 CA CA000324033A patent/CA1134347A/en not_active Expired
- 1979-03-26 ES ES478942A patent/ES478942A1/en not_active Expired
- 1979-03-26 BR BR7901823A patent/BR7901823A/en unknown
- 1979-03-27 HU HU79HE778A patent/HU179192B/en not_active IP Right Cessation
- 1979-08-08 IE IE643/79A patent/IE48094B1/en unknown

Also Published As

Publication number	Publication date
IE48094B1 (en)	1984-09-19
DE2961588D1 (en)	1982-02-11
NO153574C (en)	1986-04-16
ES478942A1 (en)	1979-07-01
DK67479A (en)	1979-09-28
IE790643L (en)	1979-09-27
EP0004430A3 (en)	1979-11-14
NZ189557A (en)	1981-05-15
AU4509479A (en)	1979-10-04
JPS6152840B2 (en)	1986-11-14
BR7901823A (en)	1980-03-18
CA1134347A (en)	1982-10-26
HU179192B (en)	1982-09-28
NO790690L (en)	1979-09-28
EP0004430A2 (en)	1979-10-03
US4171317A (en)	1979-10-16
JPS54128562A (en)	1979-10-05
FI67387C (en)	1985-03-11
FI67387B (en)	1984-11-30
EP0004430B1 (en)	1981-12-23
NO153574B (en)	1986-01-06
FI790962A (en)	1979-09-28

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